Home / 108,670.16-163,040.74-52,516.72

Finding the Fourth Proportional to 108,670.16, 163,040.74 and 52,516.72

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Solution

The fourth proportional to 108,670.16, 163,040.74 and 52,516.72 is: 78,792.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,670.16 : 163,040.74 = 52,516.72 : x
  2. Step 2: Convert to fraction form
    108,670.16/163,040.74 = 52,516.72/x
  3. Step 3: Cross multiply
    108,670.16x = 163,040.74 × 52,516.72
  4. Step 4: Simplify right side
    108,670.16x = 8,562,364,891.17
  5. Step 5: Solve for x
    x = 8,562,364,891.17/108,670.16
  6. Step 6: Final answer
    x = 78,792.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.